Detected PFAS

PFAS in New Castle, PA Drinking Water

PFAS data for New Castle, Pennsylvania · 142,725 residents · 6 ZIP codes

Recent water testing in New Castle, Pennsylvania has returned PFAS readings above detection thresholds.

0.0059 ppt
Max Level Detected
5 ppt
Average Level
4 ppt (PFOA/PFOS individually)
EPA MCL
High
Health Risk
Reverse Osmosis or Granular Activated Carbon
Best Filter Method

Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-05-14

PFAS in New Castle Tap Water

PFAS has been detected in New Castle, Pennsylvania drinking water at a maximum level of 0.0059 ppt — below the EPA MCL of 4 ppt (PFOA/PFOS individually).

This analysis covers 142,725 residents across 6 ZIP codes in New Castle.

New Castle's overall water quality grade is C (66/100).

Is PFAS in New Castle Water Safe?

PFAS was detected in New Castle water but currently falls within EPA limits. However, some health organizations argue the EPA MCL may not be protective enough.

If you are concerned, a reverse osmosis or granular activated carbon filter can reduce pfas levels further.

PFAS Levels by ZIP Code

ZIP Code PFAS Level EPA Limit Status
16101 5 detections 4 ppt (PFOA/PFOS individually) Exceeds limit
16102 5 detections 4 ppt (PFOA/PFOS individually) Exceeds limit
16103 5 detections 4 ppt (PFOA/PFOS individually) Exceeds limit
16105 5 detections 4 ppt (PFOA/PFOS individually) Exceeds limit
16108 5 detections 4 ppt (PFOA/PFOS individually) Exceeds limit

Average pfas level across New Castle: 5 ppt

Health Effects of PFAS

  • Increased risk of kidney and testicular cancer
  • Thyroid disease and immune system suppression
  • Reproductive problems and reduced fertility
  • Elevated cholesterol and liver effects
  • Developmental effects in infants and children

Health risk severity: High. Governed by the PFAS National Primary Drinking Water Regulation (2024).

How PFAS Gets Into Drinking Water

  • Firefighting foam (AFFF) used at military bases and airports
  • Industrial manufacturing (non-stick coatings, stain-resistant fabrics)
  • Wastewater treatment plants that receive industrial discharge
  • Landfill leachate from PFAS-containing consumer products

What to Do About PFAS in New Castle Water

  1. Install a reverse osmosis system (most effective — removes 90%+ of PFAS)
  2. Granular activated carbon (GAC) filters remove some PFAS compounds
  3. Look for NSF 53 or NSF 58 certification specifically tested for PFAS
  4. Pitcher filters with activated carbon provide partial reduction

Look for filters certified under NSF 53 / NSF 58 for pfas removal.

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